Muscle stimulator



FIG. 1 is a front perspective view of the muscle stimulator;

FIG. 2 is a bottom view of the muscle stimulator;

FIG. 3 is a top view of the muscle stimulator;

FIG. 4 is a side elevation view of the muscle stimulator, the oppositeside elevation view being the mirror image;

FIG. 5 is front elevation view of the muscle stimulator; and,

FIG. 6 is a rear elevation view of the muscle stimulator.

The broken line showing in the drawings is included for the purpose ofillustrating portions of the muscle stimulator and forms no part of theclaimed design.

CLAIM The ornamental design for a muscle stimulator, as shown anddescribed.